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Kathon® CG (CG = cosmetic grade) is a 3:1 mixture of CMI and MI, at a 1.5% concentration. It is used for cosmetics and toiletries, metalworking fluids or paints, in which it can be added only periodically or in color film developers. Kathon® 886 MW (MW = metalworking fluids) is a mixture CMI/MI mixture at a 13.9% concentration, mainly contained in metalworking fluids. Kathon® FP 1.5 contains MCI/MI at 1.5% concentration in propylene glycol. Kathon® LX (LX = LateX) contains MCI/MI at a tenfold concentration of Kathon® CG. Kathon® WT (WT = water treatment) is a MCI/MI mixture used in the paper industry. Parmetol® K40, Parmethol® DF 12 and Parmetol® DF 35, Parmetol® A 23, Parmetol® K50, and Parmetol® DF 18 are other brand names of MCI/MI.

LD50 (mg/kg) orally in rabbits: 30; i.p. in male, female rats: 4.6, 4.3; LC50 (6 day) in trout, sunfish (mg/l): 0.14, 0.54; LC50 (8 day dietary) in Bobwhite quail, Peking duck (mg/kg/day): >60, >100 (J. Am. Coll. Toxicol.)